Most mountains have not eroded to a flat plain in the last 500,000 years because

mountains are reformed by tectonic uplift that is greater than or equal to the erosional forces.

The only currently active plate boundary within the continental United States is the

San Andreas Fault

Which of the following would not be seen in the United States?

a. chunks of land called terranesb. an old spreading "rift" plate boundaryc. a "hot spot" with active volcanoesd. a mountain range created from the collision of two continentse. a mountain range formed when molten rock pushed up sediments

Answer: B

What part of Hawaii Island chain is the oldest?

northwest

The difference between continental and ocean basin rock is

ocean rock are basaltic and continental rocks are granite

T/F: Compared to the oceanic plates, the continental plates are thicker and comprised of lower-density rock.

TRUE

What would be an architectural specification for a skyscraper built in an earthquake-prone region?